Index: branches/5.2.x/units/topics/topics_event_handler.php
===================================================================
diff -u -N -r15140 -r15148
--- branches/5.2.x/units/topics/topics_event_handler.php	(.../topics_event_handler.php)	(revision 15140)
+++ branches/5.2.x/units/topics/topics_event_handler.php	(.../topics_event_handler.php)	(revision 15148)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: topics_event_handler.php 15140 2012-03-04 08:07:48Z alex $
+* @version	$Id: topics_event_handler.php 15148 2012-03-04 09:04:48Z alex $
 * @package	In-Bulletin
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -26,7 +26,7 @@
 		public function CheckPermission(kEvent $event)
 		{
 			if ( $event->Name == 'OnTopicLockToggle' ) {
-				$object =& $event->getObject();
+				$object = $event->getObject();
 				/* @var $object kCatDBItem */
 
 				if ( !$object->isLoaded() ) {
@@ -54,7 +54,7 @@
 		 */
 		function OnToggleLock($event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$new_type = $object->GetDBField('TopicType') ? 0 : 1;
@@ -89,7 +89,7 @@
 
 			$this->cacheItemOwner($event, 'OwnerId', 'PostedBy');
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kCatDBItem */
 
 			if ( !$object->GetDBField('TodayDate') ) {
@@ -118,7 +118,7 @@
 				return ;
 			}
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kDBItem */
 
 			$post = $this->Application->recallObject($event->Prefix . '-post', null, Array ('skip_autoload' => true));
@@ -152,7 +152,7 @@
 				return;
 			}
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kCatDBItem */
 
 			if ( $object->GetDBField('Posts') == 1 ) {
@@ -179,7 +179,7 @@
 		{
 			parent::OnAfterItemLoad($event);
 
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kCatDBItem */
 
 			if ( $object->GetDBField('Posts') > 0 || !$this->Application->isAdminUser ) {
@@ -194,7 +194,7 @@
 		 */
 		function OnTopicLockToggle($event)
 		{
-			$object =& $event->getObject();
+			$object = $event->getObject();
 			/* @var $object kCatDBItem */
 
 			$topic_type = $object->GetDBField('TopicType');